Finding the Fourth Proportional to 5,668,841,212.80, 8,503,261,819.20 and 5,324,467,444.80
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Solution
The fourth proportional to 5,668,841,212.80, 8,503,261,819.20 and 5,324,467,444.80 is: 7,986,701,167.20
Step by Step Solution
- Step 1: Write the proportion equation
5,668,841,212.80 : 8,503,261,819.20 = 5,324,467,444.80 : x - Step 2: Convert to fraction form
5,668,841,212.80/8,503,261,819.20 = 5,324,467,444.80/x - Step 3: Cross multiply
5,668,841,212.80x = 8,503,261,819.20 × 5,324,467,444.80 - Step 4: Simplify right side
5,668,841,212.80x = 45,275,340,730,941,227,008 - Step 5: Solve for x
x = 45,275,340,730,941,227,008/5,668,841,212.80 - Step 6: Final answer
x = 7,986,701,167.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.